Home / 468,833.60-646,989.78-253,974.55

Finding the Fourth Proportional to 468,833.60, 646,989.78 and 253,974.55

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Solution

The fourth proportional to 468,833.60, 646,989.78 and 253,974.55 is: 350,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,833.60 : 646,989.78 = 253,974.55 : x
  2. Step 2: Convert to fraction form
    468,833.60/646,989.78 = 253,974.55/x
  3. Step 3: Cross multiply
    468,833.60x = 646,989.78 × 253,974.55
  4. Step 4: Simplify right side
    468,833.60x = 164,318,938,230.10
  5. Step 5: Solve for x
    x = 164,318,938,230.10/468,833.60
  6. Step 6: Final answer
    x = 350,484.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.